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<string_view>
doesn't provide std::size/empty/data
Section: 25.7 [iterator.range] Status: C++20 Submitter: Tim Song Opened: 2017-08-11 Last modified: 2021-06-06
Priority: 0
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Discussion:
basic_string_view
has size()
, empty()
, and data()
members, but
including <string_view>
isn't guaranteed to give you access to the
corresponding free function templates. This seems surprising.
[ 2017-11-01 Moved to Tentatively Ready after 7 positive votes for P0 on c++std-lib. ]
[2018-3-17 Adopted in Jacksonville]
Proposed resolution:
This resolution is relative to N4687.
Edit [iterator.container] as indicated:
-1- In addition to being available via inclusion of the
<iterator>
header, the function templates in 27.8 are available when any of the following headers are included:<array>
,<deque>
,<forward_list>
,<list>
,<map>
,<regex>
,<set>
,<string>
,<string_view>
,<unordered_map>
,<unordered_set>
, and<vector>
.